Cosmonaut Valery Vladimirovich Polyakov, who holds the record for the longest single stay in space, has died at age 80. Born on April 27, 1942, the Russian...
July 5, 2025
Cosmonaut Valery Vladimirovich Polyakov, who holds the record for the longest single stay in space, has died at age 80. Born on April 27, 1942, the Russian...
